Global Patent Index - EP 2748883 A1

EP 2748883 A1 20140702 - GRAPHENE CURRENT COLLECTORS IN BATTERIES FOR PORTABLE ELECTRONIC DEVICES

Title (en)

GRAPHENE CURRENT COLLECTORS IN BATTERIES FOR PORTABLE ELECTRONIC DEVICES

Title (de)

GRAPHENSTROMKOLLEKTOREN IN BATTERIEN FÜR TRAGBARE ELEKTRONISCHE VORRICHTUNGEN

Title (fr)

COLLECTEURS DE COURANT EN GRAPHÈNE DANS DES BATTERIES POUR DISPOSITIFS ÉLECTRONIQUES PORTATIFS

Publication

EP 2748883 A1 20140702 (EN)

Application

EP 12756051 A 20120817

Priority

  • US 201113273116 A 20111013
  • US 2012051282 W 20120817

Abstract (en)

[origin: WO2013055442A1] The disclosed embodiments provide a battery cell. The battery cell includes a cathode current collector containing graphene, a cathode active material, an electrolyte, an anode active material, and an anode current collector. The graphene may reduce the manufacturing cost and/or increase the energy density of the battery cell.

IPC 8 full level

H01M 4/66 (2006.01); H01M 10/0562 (2010.01)

CPC (source: CN EP KR US)

H01M 4/133 (2013.01 - US); H01M 4/382 (2013.01 - US); H01M 4/405 (2013.01 - KR); H01M 4/583 (2013.01 - KR US); H01M 4/663 (2013.01 - CN EP KR US); H01M 4/667 (2013.01 - CN EP US); H01M 4/668 (2013.01 - CN EP US); H01M 10/052 (2013.01 - US); H01M 10/0525 (2013.01 - KR); H01M 10/056 (2013.01 - US); H01M 10/0562 (2013.01 - CN EP US); H01M 10/0565 (2013.01 - KR); H01M 2220/30 (2013.01 - CN EP KR US); Y02E 60/10 (2013.01 - EP)

Citation (search report)

See references of WO 2013055442A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2013055442 A1 20130418; AU 2012321339 A1 20140327; AU 2012321339 B2 20160414; AU 2016201673 A1 20160407; CN 103875103 A 20140618; EP 2748883 A1 20140702; KR 20140060366 A 20140519; US 2013095389 A1 20130418; US 2015236371 A1 20150820; US 8951675 B2 20150210

DOCDB simple family (application)

US 2012051282 W 20120817; AU 2012321339 A 20120817; AU 2016201673 A 20160316; CN 201280050327 A 20120817; EP 12756051 A 20120817; KR 20147009668 A 20120817; US 201113273116 A 20111013; US 201514617449 A 20150209